Add on hover color to sign (#2059)

* Fixed layering issue with z-index, and added smoother transitions for… (#1996)

Fixed layering issue with z-index, and added smoother transitions for signing

Co-authored-by: Anthony Stirling <77850077+Frooodle@users.noreply.github.com>

* Delete package-lock.json

---------

Co-authored-by: Surya Karthikeyan Vijayalakshmi <108506548+SuryaKV101@users.noreply.github.com>

src/main/resources/static/js/draggable.js

@@ -0,0 +1,36 @@
+const draggableElement = document.querySelector('.draggable-canvas');
+
+// Variables to store the current position of the draggable element
+let offsetX, offsetY, isDragging = false;
+
+draggableElement.addEventListener('mousedown', (e) => {
+  // Get the offset when the mouse is clicked inside the element
+  offsetX = e.clientX - draggableElement.getBoundingClientRect().left;
+  offsetY = e.clientY - draggableElement.getBoundingClientRect().top;
+
+  // Set isDragging to true
+  isDragging = true;
+
+  // Add event listeners for mouse movement and release
+  document.addEventListener('mousemove', onMouseMove);
+  document.addEventListener('mouseup', onMouseUp);
+});
+
+function onMouseMove(e) {
+  if (isDragging) {
+    // Calculate the new position of the element
+    const left = e.clientX - offsetX;
+    const top = e.clientY - offsetY;
+
+    // Move the element by setting its style
+    draggableElement.style.left = `${left}px`;
+    draggableElement.style.top = `${top}px`;
+  }
+}
+
+function onMouseUp() {
+  // Stop dragging and remove event listeners
+  isDragging = false;
+  document.removeEventListener('mousemove', onMouseMove);
+  document.removeEventListener('mouseup', onMouseUp);
+}